docs: def __init(self):
          """ initializes the service """
          params = {
              "f" : "json",
          }
          json_dict = self._get(self._url, params,
                                   securityHandler=self._securityHandler,
                                   proxy_port=self._proxy_port,
                                   proxy_url=self._proxy_url)
          self._json = json.dumps(json_dict)
          self._json_dict = json_dict
          self.loadAttributes(json_dict=json_dict)